Available here are postings related to the high school AP calculus program, including a Lesson Center which contains MathcadŽ versions of class lectures (MathcadŽ 6.0 or later required); Study Aids which provide material useful for AP Calculus exam preparation, such as exam-style questions, review sheets, old tests which can be down-loaded and links to other sites; and a Quiz Center which provides an online quiz-taking opportunity.